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Flyback diodes and why you need them (comments here please) - #37 by edmcguirk - General Electronics - Arduino Forum
Using Flyback Diodes in Relays Prevents Electrical Noise in Your Circuits | PCB Design Blog | Altium
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How do flyback diodes work in H-bridge configuration? - Motors, Mechanics, Power and CNC - Arduino Forum
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inductor - Minimum specs before a flyback diode is needed for a relay? - Electrical Engineering Stack Exchange
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Forward current and voltage waveforms of a Flyback diode during Turn on... | Download Scientific Diagram
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